Merge whalegate.ndb.mysql.com:/home/tomas/mysql-5.1-new-ndb

into  whalegate.ndb.mysql.com:/home/tomas/mysql-5.1-engines

sql/ha_ndbcluster.cc

@@ -121,14 +121,14 @@ static uint ndbcluster_alter_table_flags(uint flags)
 #define ERR_RETURN(err)                  \
 {                                        \
   const NdbError& tmp= err;              \
-  ERR_PRINT(tmp);                        \
+  set_ndb_err(current_thd, tmp);         \
   DBUG_RETURN(ndb_to_mysql_error(&tmp)); \
 }
 
 #define ERR_BREAK(err, code)             \
 {                                        \
   const NdbError& tmp= err;              \
-  ERR_PRINT(tmp);                        \
+  set_ndb_err(current_thd, tmp);         \
   code= ndb_to_mysql_error(&tmp);        \
   break;                                 \
 }
@@ -516,13 +516,51 @@ void ha_ndbcluster::no_uncommitted_rows_reset(THD *thd)
   DBUG_VOID_RETURN;
 }
 
+/*
+  Sets the latest ndb error code on the thd_ndb object such that it
+  can be retrieved later to know which ndb error caused the handler
+  error.
+*/
+static void set_ndb_err(THD *thd, const NdbError &err)
+{
+  DBUG_ENTER("set_ndb_err");
+  ERR_PRINT(err);
+
+  Thd_ndb *thd_ndb= get_thd_ndb(thd);
+  if (thd_ndb == NULL)
+    DBUG_VOID_RETURN;
+#ifdef NOT_YET
+  /*
+    Check if error code is overwritten, in this case the original
+    failure cause will be lost.  E.g. if 4350 error is given. So
+    push a warning so that it can be detected which is the root
+    error cause.
+  */
+  if (thd_ndb->m_query_id == thd->query_id &&
+      thd_ndb->m_error_code != 0 &&
+      thd_ndb->m_error_code != err.code)
+  {
+    char buf[FN_REFLEN];
+    ndb_error_string(thd_ndb->m_error_code, buf, sizeof(buf));
+    push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_ERROR,
+			ER_GET_ERRMSG, ER(ER_GET_ERRMSG),
+			thd_ndb->m_error_code, buf, "NDB");
+  }
+#endif
+  thd_ndb->m_query_id= thd->query_id;
+  thd_ndb->m_error_code= err.code;
+  DBUG_VOID_RETURN;
+}
+
 int ha_ndbcluster::ndb_err(NdbTransaction *trans)
 {
+  THD *thd= current_thd;
   int res;
   NdbError err= trans->getNdbError();
   DBUG_ENTER("ndb_err");
   
-  ERR_PRINT(err);
+  set_ndb_err(thd, err);
+
   switch (err.classification) {
   case NdbError::SchemaError:
   {
@@ -533,7 +571,7 @@ int ha_ndbcluster::ndb_err(NdbTransaction *trans)
     bzero((char*) &table_list,sizeof(table_list));
     table_list.db= m_dbname;
     table_list.alias= table_list.table_name= m_tabname;
-    close_cached_tables(current_thd, 0, &table_list);
+    close_cached_tables(thd, 0, &table_list);
     break;
   }
   default:
@@ -4576,7 +4614,7 @@ static int ndbcluster_commit(handlerton *hton, THD *thd, bool all)
   {
     const NdbError err= trans->getNdbError();
     const NdbOperation *error_op= trans->getNdbErrorOperation();
-    ERR_PRINT(err);
+    set_ndb_err(thd, err);
     res= ndb_to_mysql_error(&err);
     if (res != -1)
       ndbcluster_print_error(res, error_op);
@@ -4627,7 +4665,7 @@ static int ndbcluster_rollback(handlerton *hton, THD *thd, bool all)
   {
     const NdbError err= trans->getNdbError();
     const NdbOperation *error_op= trans->getNdbErrorOperation();
-    ERR_PRINT(err);     
+    set_ndb_err(thd, err);
     res= ndb_to_mysql_error(&err);
     if (res != -1) 
       ndbcluster_print_error(res, error_op);
@@ -5212,7 +5250,7 @@ int ha_ndbcluster::create(const char *name,
   if (dict->createTable(tab) != 0) 
   {
     const NdbError err= dict->getNdbError();
-    ERR_PRINT(err);
+    set_ndb_err(thd, err);
     my_errno= ndb_to_mysql_error(&err);
     DBUG_RETURN(my_errno);
   }
@@ -5226,7 +5264,7 @@ int ha_ndbcluster::create(const char *name,
   {
     /* purecov: begin deadcode */
     const NdbError err= dict->getNdbError();
-    ERR_PRINT(err);
+    set_ndb_err(thd, err);
     my_errno= ndb_to_mysql_error(&err);
     DBUG_RETURN(my_errno);
     /* purecov: end */
@@ -5398,6 +5436,7 @@ int ha_ndbcluster::create_handler_files(const char *file,
     new_tab.setFrm(pack_data, pack_length);
     if (dict->alterTableGlobal(*tab, new_tab))
     {
+      set_ndb_err(current_thd, dict->getNdbError());
       error= ndb_to_mysql_error(&dict->getNdbError());
     }
     my_free((char*)data, MYF(MY_ALLOW_ZERO_PTR));
@@ -5873,6 +5912,7 @@ retry_temporary_error1:
         default:
           break;
       }
+      set_ndb_err(thd, dict->getNdbError());
       res= ndb_to_mysql_error(&dict->getNdbError());
       DBUG_PRINT("info", ("error(1) %u", res));
     }
@@ -5912,6 +5952,7 @@ retry_temporary_error1:
           }
         }
       }
+      set_ndb_err(thd, dict->getNdbError());
       res= ndb_to_mysql_error(&dict->getNdbError());
       DBUG_PRINT("info", ("error(2) %u", res));
       break;
@@ -6271,6 +6312,7 @@ int ha_ndbcluster::open(const char *name, int mode, uint test_if_locked)
     Ndb *ndb= get_ndb();
     if (ndb->setDatabaseName(m_dbname))
     {
+      set_ndb_err(current_thd, ndb->getNdbError());
       res= ndb_to_mysql_error(&ndb->getNdbError());
       break;
     }
@@ -6631,7 +6673,7 @@ int ndbcluster_drop_database_impl(const char *path)
       const NdbError err= dict->getNdbError();
       if (err.code != 709 && err.code != 723)
       {
-        ERR_PRINT(err);
+        set_ndb_err(thd, err);
         ret= ndb_to_mysql_error(&err);
       }
     }
@@ -8352,6 +8394,7 @@ retry:
       my_sleep(retry_sleep);
       continue;
     }
+    set_ndb_err(current_thd, error);
     break;
   } while(1);
   DBUG_PRINT("exit", ("failed, reterr: %u, NdbError %u(%s)", reterr,
@@ -9992,7 +10035,7 @@ int ndbcluster_alter_tablespace(handlerton *hton,
 ndberror:
   err= dict->getNdbError();
 ndberror2:
-  ERR_PRINT(err);
+  set_ndb_err(thd, err);
   ndb_to_mysql_error(&err);
   
   my_error(error, MYF(0), errmsg);

sql/ha_ndbcluster.h

@@ -207,6 +207,8 @@ class Thd_ndb
   NdbTransaction *stmt;
   bool m_error;
   bool m_slow_path;
+  int m_error_code;
+  uint32 m_query_id; /* query id whn m_error_code was set */
   uint32 options;
   uint32 trans_options;
   List<NDB_SHARE> changed_tables;

sql/ha_ndbcluster_binlog.cc

@@ -81,6 +81,20 @@ static Ndb *injector_ndb= 0;
 static Ndb *schema_ndb= 0;
 
 static int ndbcluster_binlog_inited= 0;
+/*
+  Flag "ndbcluster_binlog_terminating" set when shutting down mysqld.
+  Server main loop should call handlerton function:
+
+  ndbcluster_hton->binlog_func ==
+  ndbcluster_binlog_func(...,BFN_BINLOG_END,...) ==
+  ndbcluster_binlog_end
+
+  at shutdown, which sets the flag. And then server needs to wait for it
+  to complete.  Otherwise binlog will not be complete.
+
+  ndbcluster_hton->panic == ndbcluster_end() will not return until
+  ndb binlog is completed
+*/
 static int ndbcluster_binlog_terminating= 0;
 
 /*
@@ -222,7 +236,7 @@ static void dbug_print_table(const char *info, TABLE *table)
   - creating the ndb_apply_status table
 */
 static void run_query(THD *thd, char *buf, char *end,
-                      my_bool print_error, my_bool disable_binlog)
+                      const int *no_print_error, my_bool disable_binlog)
 {
   ulong save_query_length= thd->query_length;
   char *save_query= thd->query;
@@ -242,11 +256,18 @@ static void run_query(THD *thd, char *buf, char *end,
   DBUG_PRINT("query", ("%s", thd->query));
   mysql_parse(thd, thd->query, thd->query_length, &found_semicolon);
 
-  if (print_error && thd->query_error)
+  if (no_print_error && thd->query_error)
   {
-    sql_print_error("NDB: %s: error %s %d %d %d",
-                    buf, thd->net.last_error, thd->net.last_errno,
-                    thd->net.report_error, thd->query_error);
+    int i;
+    Thd_ndb *thd_ndb= get_thd_ndb(thd);
+    for (i= 0; no_print_error[i]; i++)
+      if (thd_ndb->m_error == no_print_error[i])
+        break;
+    if (!no_print_error[i])
+      sql_print_error("NDB: %s: error %s %d(ndb: %d) %d %d",
+                      buf, thd->net.last_error, thd->net.last_errno,
+                      thd_ndb->m_error,
+                      thd->net.report_error, thd->query_error);
   }
 
   thd->options= save_thd_options;
@@ -488,7 +509,7 @@ static int ndbcluster_reset_logs(THD *thd)
   char buf[1024];
   char *end= strmov(buf, "DELETE FROM " NDB_REP_DB "." NDB_REP_TABLE);
 
-  run_query(thd, buf, end, FALSE, TRUE);
+  run_query(thd, buf, end, NULL, TRUE);
 
   DBUG_RETURN(0);
 }
@@ -513,7 +534,7 @@ ndbcluster_binlog_index_purge_file(THD *thd, const char *file)
                                   NDB_REP_DB "." NDB_REP_TABLE
                                   " WHERE File='"), file), "'");
 
-  run_query(thd, buf, end, FALSE, TRUE);
+  run_query(thd, buf, end, NULL, TRUE);
 
   DBUG_RETURN(0);
 }
@@ -630,7 +651,7 @@ static void ndbcluster_reset_slave(THD *thd)
   DBUG_ENTER("ndbcluster_reset_slave");
   char buf[1024];
   char *end= strmov(buf, "DELETE FROM " NDB_REP_DB "." NDB_APPLY_TABLE);
-  run_query(thd, buf, end, FALSE, TRUE);
+  run_query(thd, buf, end, NULL, TRUE);
   DBUG_VOID_RETURN;
 }
 
@@ -755,7 +776,8 @@ static int ndbcluster_create_ndb_apply_status_table(THD *thd)
                    " end_pos BIGINT UNSIGNED NOT NULL, "
                    " PRIMARY KEY USING HASH (server_id) ) ENGINE=NDB");
 
-  run_query(thd, buf, end, TRUE, TRUE);
+  const int no_print_error[2]= {701, 0}; // do not print error 701
+  run_query(thd, buf, end, no_print_error, TRUE);
 
   DBUG_RETURN(0);
 }
@@ -811,7 +833,8 @@ static int ndbcluster_create_schema_table(THD *thd)
                    " type INT UNSIGNED NOT NULL,"
                    " PRIMARY KEY USING HASH (db,name) ) ENGINE=NDB");
 
-  run_query(thd, buf, end, TRUE, TRUE);
+  const int no_print_error[2]= {701, 0}; // do not print error 701
+  run_query(thd, buf, end, no_print_error, TRUE);
 
   DBUG_RETURN(0);
 }
@@ -1919,9 +1942,10 @@ ndb_binlog_thread_handle_schema_event(THD *thd, Ndb *ndb,
           /* Drop the database locally if it only contains ndb tables */
           if (! ndbcluster_check_if_local_tables_in_db(thd, schema->db))
           {
+            const int no_print_error[1]= {0};
             run_query(thd, schema->query,
                       schema->query + schema->query_length,
-                      TRUE,    /* print error */
+                      no_print_error,    /* print error */
                       TRUE);   /* don't binlog the query */
             /* binlog dropping database after any table operations */
             post_epoch_log_list->push_back(schema, mem_root);
@@ -1941,12 +1965,15 @@ ndb_binlog_thread_handle_schema_event(THD *thd, Ndb *ndb,
         case SOT_CREATE_DB:
           /* fall through */
         case SOT_ALTER_DB:
+        {
+          const int no_print_error[1]= {0};
           run_query(thd, schema->query,
                     schema->query + schema->query_length,
-                    TRUE,    /* print error */
+                    no_print_error,    /* print error */
                     TRUE);   /* don't binlog the query */
           log_query= 1;
           break;
+        }
         case SOT_TABLESPACE:
         case SOT_LOGFILE_GROUP:
           log_query= 1;